A simple app designed to help users calculate the final amount of an investment based on the principal amount, number of years, and annual interest rate.

🛠 Features:

💰 Calculate Investment Amount

• Users can input:
  • Principal amount
  • Number of years
  • Annual interest rate
• Calculates the final amount using the compound interest formula:
  • Formula: A = P × (1 + (r / 100))^t

🗂 Manage Results

• The app stores a history of previous calculations.
• Users can update existing results if necessary.

🧰 Technologies Used:

• Android SDK: For building the Android application.
• Java: The programming language used for app development.
• Android UI Components:
  • EditText for user input.
  • TextView for displaying results.
  • Toast for showing feedback messages.
• Compound Interest Calculation: Implemented using the formula:
  • A = P × (1 + (r / 100))^t

📚 Lessons Learned:

🖥 Basic UI Handling

• Designed a user interface to gather input and display the calculated results.

🔤 String Manipulation